average density翻译
average density的基本解释
读音: 美: 英:
[物][数] 平均密度
例句
When scientists first analyzed the wood of vintage Cremonese violins in compared with the modern violin wood, they calculated the average density and found no difference.当科学家们第一次将古典克雷莫纳小提琴的木材与现代小提琴的木材进行对比分析时，他们计算了平均密度，并没有发现区别。The average density of interstellar material in the vicinity of our Sun is 1,000 to 10,000 times less than the best terrestrial laboratory vacuum.在我们的太阳附近，星际物质的平均密度比最好的地球实验室真空还要低1000到10000倍。
Same average density can be used to estimate stem dry weight of the same species of trees.据此，在利用材积密度法估计树干干重时，相同树种不同个体可以采用统一的平均密度值。
短语
an average density 平均密度daily average density 日平均浓度
annual average density 年平均密度
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